27572643

素因数分解:

$3^4\times 7^2\times {\mathrm{6947}}^1$

素因数の和:6973

約数の個数: 30

約数和(自身を含む): 47920356

約数和(自身を除く): 20347713

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 6947, 20841, 48629, 62523, 145887, 187569, 340403, 437661, 562707, 1021209, 1312983, 3063627, 3938949, 9190881, 27572643]

約数ペア:

[(1, 27572643), (3, 9190881), (7, 3938949), (9, 3063627), (21, 1312983), (27, 1021209), (49, 562707), (63, 437661), (81, 340403), (147, 187569), (189, 145887), (441, 62523), (567, 48629), (1323, 20841), (3969, 6947)]